The high-lift live-wire fire fighting device of electrical network mountain fire
Technical field
The present invention relates to fire extinguishing equipment technology field, be specifically related to the high-lift live-wire fire fighting device of a kind of electrical network mountain fire.
Background technology
Use fiery custom rules by Clear and Bright, spring ploughing etc., electrical network mountain fire disaster takes place frequently, and reach more than a day thousands of fiery somes when national mountain fire is serious, electrical network mountain fire easily causes many circuits to trip simultaneously, very easily causes bulk power grid collapse and large-area power-cuts.Mountain fire has become the major casualty of harm power grid security, in the urgent need to administering electrical network mountain fire disaster, ensures power network safety operation.But field transmission line forest fire is on-the-spot without water source, wind great Yi resume combustion, the high-lift height in mountain, traditional fire fighting truck flow is large, general about the 2MPa of operating pressure, lift is low, in electrical network mountain fire is remedied in the past, transmission line forest fire scene repeatedly rushed towards by fire fighting truck, and high-lift electrical network mountain fire of often cannot putting out a fire to save life and property, causes coming back after a vain attempt.In addition, when putting out a fire with light water below high-tension transmission circuit, there is fire extinguishing and get an electric shock and line tripping danger.The technical barrier of the remote high-lift live-wire fire fighting of electrical network mountain fire is urgently to be resolved hurrily.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency overcoming prior art existence, there is provided a kind of electrical network mountain fire high-lift live-wire fire fighting device, field network live fire extinguishing can be carried out fast, the problem that when preventing from putting out a fire, line tripping and fire extinguishing are got an electric shock, and fire-fighting efficiency is high, lift is high, more save water resource.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
The high-lift live-wire fire fighting device of a kind of electrical network mountain fire, comprise chassis, the automatic mixed cell of aqua, aqua boosting unit and water mists output unit, the automatic mixed cell of described aqua and aqua boosting unit are installed on chassis, and the automatic mixed cell of aqua, aqua boosting unit is connected successively with water mists output unit, the automatic mixed cell of described aqua comprises water tank and extinguishing chemical case, described water tank is connected with aqua boosting unit by waterpipe, described extinguishing chemical case is connected with aqua boosting unit by extinguishing chemical pipeline, described waterpipe is provided with first flow control valve, described extinguishing chemical pipeline is provided with second control valve.
Above-mentioned extinguishing device, preferably, the automatic mixed cell of described aqua also comprises the automatic adjusting part for regulating mixed proportion, described automatic adjusting part comprises flow controller, the extinguishing chemical flow sensor being installed on the water flow sensor on waterpipe and being installed on extinguishing chemical pipeline, water flow sensor and extinguishing chemical flow sensor are connected with flow controller respectively and transmit the flow signal detected, described flow controller is connected with second control valve with first flow control valve, and the ratio of flow signal water flow sensor and extinguishing chemical flow sensor detected and the proportion threshold value preset compare and export according to comparative result the aperture that control signal regulates first flow control valve and second control valve afterwards.
Above-mentioned extinguishing device, preferably, described aqua boosting unit comprises High voltage output pipeline and the high-pressure hydraulic pump be connected with the engine of chassis by transmission mechanism, the input port of described high-pressure hydraulic pump and waterpipe with state extinguishing chemical pipeline and be connected, the delivery outlet of described high-pressure hydraulic pump is connected with water mists output unit by High voltage output pipeline.
Above-mentioned extinguishing device, preferably, described aqua boosting unit also comprises hydraulic pressure automaton, described hydraulic pressure automaton comprises pressure controller and is installed in the pressure sensor on High voltage output pipeline, described pressure sensor is connected with pressure controller and transmits the pressure signal detected, described pressure controller is connected with the throttle of engine, and pressure signal and the pressure threshold preset is compared and export control signal according to comparative result and regulate throttle size afterwards.
Above-mentioned extinguishing device, preferably, described high-pressure hydraulic pump is provided with return duct, and described return duct is connected between the pump housing of high-pressure hydraulic pump and pump discharge, described return duct is equiped with the recycle control valve regulating capacity of returns.
Above-mentioned extinguishing device, preferably, the tube wall of described High voltage output pipeline is made up of the lining wrapped up successively, braid and water-based PU dope layer.
Above-mentioned extinguishing device, preferably, described water mists output unit comprises rifle body and is installed in the high-pressure water mist spray head on rifle body, and described high-pressure water mist spray head is connected with High voltage output pipeline.
Above-mentioned extinguishing device, preferably, described high-pressure water mist spray head is the spiral fine mist spray head that water droplets diameter is less than 400 μm.
Compared with prior art, the invention has the advantages that: electrical network mountain fire of the present invention high-lift live-wire fire fighting device is by automatic for aqua mixed cell, aqua boosting unit and the combination of water mists output unit are loaded on chassis, the automatic mixed cell of aqua is by after water and extinguishing chemical mixing, carry out boosting by aqua boosting unit and be delivered to water mists output unit, finally sprayed by water mists output unit and put out a fire, it adopts temperature with high efficiency extinguishing chemical to mix with water to replace light water to put out a fire, insulating properties significantly promote, network live fire extinguishing can be realized, compared with common fire fighting truck, firing-fighting medium consumption and flow is also made all significantly to reduce, under chassis Same Efficieney, greatly can increase the ejection pressure of firing-fighting medium, improve lift.This extinguishing device achieves field transmission line of electricity quick extinguishing, and the problem that when can effectively prevent from putting out a fire, line tripping and fire extinguishing are got an electric shock, ensures circuit security of operation, and solve a difficult problem for the high-lift fire extinguishing of electrical network mountain fire.
Accompanying drawing explanation
Fig. 1 is the structural representation of the high-lift live-wire fire fighting device of electrical network mountain fire of the present invention.
Fig. 2 is the structural representation of the automatic mixed cell of aqua in electrical network mountain fire of the present invention high-lift live-wire fire fighting device.
Fig. 3 is the structural representation of aqua boosting unit in the high-lift live-wire fire fighting device of electrical network mountain fire of the present invention.
Fig. 4 is the structural representation of water mists output unit in the high-lift live-wire fire fighting device of electrical network mountain fire of the present invention.
Marginal data:
1, chassis; 11, throttle; 2, the automatic mixed cell of aqua; 21, water tank; 22, extinguishing chemical case; 23, waterpipe; 24, extinguishing chemical pipeline; 25, first flow control valve; 26, second control valve; 27, flow controller; 28, water flow sensor; 29, extinguishing chemical flow sensor; 3, aqua boosting unit; 31, high-pressure hydraulic pump; 32, High voltage output pipeline; 33, pressure controller; 34, pressure sensor; 35, return duct; 36, recycle control valve; 4, water mists output unit; 41, rifle body; 42, high-pressure water mist spray head.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1, the high-lift live-wire fire fighting device of electrical network mountain fire of the present invention, comprise chassis 1, the automatic mixed cell 2 of aqua, aqua boosting unit 3 and water mists output unit 4, the automatic mixed cell 2 of aqua and aqua boosting unit 3 are installed on chassis 1, and the automatic mixed cell 2 of aqua, aqua boosting unit 3 is connected successively with water mists output unit 4, the automatic mixed cell 2 of aqua comprises water tank 21 and extinguishing chemical case 22, water tank 21 is connected with aqua boosting unit 3 by waterpipe 23, extinguishing chemical case 22 is connected with aqua boosting unit 3 by extinguishing chemical pipeline 24, waterpipe 23 is provided with first flow control valve 25, extinguishing chemical pipeline 24 is provided with second control valve 26.Above-mentioned waterpipe 23 and extinguishing chemical pipeline 24 adopt normal pressure water-supply-pipe.
In the present embodiment, as shown in Figure 2, the automatic mixed cell of aqua 2 also comprises the automatic adjusting part for regulating mixed proportion, automatic adjusting part comprises flow controller 27, the extinguishing chemical flow sensor 29 being installed on the water flow sensor 28 on waterpipe 23 and being installed on extinguishing chemical pipeline 24, water flow sensor 28 and extinguishing chemical flow sensor 29 are connected with flow controller 27 respectively and transmit the flow signal detected, flow controller 27 is connected with second control valve 26 with first flow control valve 25, and the ratio of flow signal water flow sensor 28 and extinguishing chemical flow sensor 29 detected compares with the proportion threshold value preset and exports according to comparative result the aperture that control signal regulates first flow control valve 25 and second control valve 26 afterwards.The real-time traffic of water and extinguishing chemical is measured respectively by water flow sensor 28 and extinguishing chemical flow sensor 29, be sent to flow controller 27, two flow signals and the proportion threshold value preset compare and calculate by flow controller 27, transmit control signal again and regulate the aperture of first flow control valve 25 and second control valve 26 in real time, thus realize the mixed proportion of water and extinguishing chemical, this mixed proportion can between 100:1 to 10:1 continuously adjustabe.
In the present embodiment, as shown in Figure 3, aqua boosting unit 3 comprises High voltage output pipeline 32 and high-pressure hydraulic pump 31, high-pressure hydraulic pump 31 to be connected with the engine of chassis 1 by power transmission shaft and to obtain power, the input port of high-pressure hydraulic pump 31 is connected with extinguishing chemical pipeline 24 with waterpipe 23, and the delivery outlet of high-pressure hydraulic pump 31 is connected with water mists output unit 4 by High voltage output pipeline 32.Utilize high-pressure hydraulic pump 31 to improve pressure, operating pressure can be made up to 16MPa, and vertical lift reaches 600 meters.
Above-mentioned aqua boosting unit 3 also comprises hydraulic pressure automaton, the pressure sensor 34 that hydraulic pressure automaton comprises pressure controller 33 and is installed on High voltage output pipeline 32, for detecting the output pressure of high-pressure hydraulic pump 31, pressure sensor 34 is connected with pressure controller 33 and transmits the pressure signal detected, pressure controller 33 is connected with the throttle 11 of engine, and pressure signal and the pressure threshold preset is compared and export control signal according to comparative result and regulate throttle 11 size afterwards.
Above-mentioned high-pressure hydraulic pump 31 is provided with return duct 35, between the pump housing that return duct 35 is connected to high-pressure hydraulic pump 31 and pump discharge, return duct 35 is equiped with the recycle control valve 36 regulating capacity of returns.The tube wall of above-mentioned High voltage output pipeline 32 is made up of the lining wrapped up successively, braid and water-based PU dope layer, and pipe diameter is 18mm, and its bearing capacity can reach 20MPa, and maximum length can connect 6000 meters.
During work, first the capacity of returns of return duct 35 is regulated by recycle control valve 36, the pressure signal of detection is fed back to pressure controller 33 by pressure sensor 34, pressure signal and the pressure threshold preset compare and calculate by pressure controller 33, under output signal controls throttle 11 band again, thus regulate the rotating speed of high-pressure hydraulic pump 31, realize the output pressure automatically regulating high-pressure hydraulic pump 31, meet high-lift fire extinguishing pressure requirements.The maximum output pressure of the present embodiment high-pressure hydraulic pump 31 can reach 16MPa, and output pressure continuously adjustabe in 0 to 16Mpa scope, the vertical lift of extinguishing device reaches as high as 600 meters, can meet high-lift fire extinguishing pressure requirements.
In the present embodiment, as shown in Figure 4, the high-pressure water mist spray head 42 that water mists output unit 4 comprises rifle body 41 and is installed on rifle body 41, high-pressure water mist spray head 42 is connected with High voltage output pipeline 32, high-pressure water mist spray head 42 is less than the spiral fine mist spray head of 400 μm for water droplets diameter, significantly add the insulating properties of fire extinguishing aqua, realize fire extinguishing personnel and carry out electric transmission line hot-line safe fire extinction.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is also not only confined to above-described embodiment.For those skilled in the art, do not departing from the improvement that obtains under the technology of the present invention concept thereof and conversion also should be considered as protection scope of the present invention.